APA Цитирование

Gupta, M., & Gupta, S. Water and basic environmental technology: Resource management and pollution control.

Chicago-стиль цитирования

Gupta, Mukta, and Sunit Gupta. Water and Basic Environmental Technology: Resource Management and Pollution Control. New Delhi, Anmol Publications.

MLA-цитирование

Gupta, Mukta, and Sunit Gupta. Water and Basic Environmental Technology: Resource Management and Pollution Control.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.